/Engine/Source/Runtime/RHI/Public/RHIContext.h
struct FRayTracingSceneBuildParams
FRHIBuffer*...
InstanceBuffer
Buffer of native ray tracing instance descriptors. Must be in SRV state.
uint32
InstanceBufferOffset
FRHIBuffer*...
ResultBuffer
Acceleration structure will be written to this buffer. The buffer must be in BVHWrite state.
uint32
ResultBufferOffset
FRHIRayTracingS...
Scene
Scene to be built. May be null if explicit instance buffer is provided.
FRHIBuffer*...
ScratchBuffer
Scratch buffer used to build Acceleration structure. Must be in UAV state.
uint32
ScratchBufferOffset